| Variable | NS |
| lnT | 0.143*** (0.001) |
| EN | 1.241** (0.007) |
| RA | 0.017** (0.004) |
| DA | −0.035* (0.04) |
| FR | 0.202** (0.01) |
| G | 0.003 (0.128) |
| N | 27 |
| R-Squared | 0.238 |